As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HYDRAULIC LEAK EICAS MESSAGE JUST AFTER TOUCHDOWN. TROUBLESHOT HYD LEAK FROM LEFT ENGINE, FOUND DIFFERENTIAL PRESSURE INDICATOR LEAKING. REMOVED AND INSTALLED DPI AND PRESSURE FILTER ELEMENT IAW AMM 29-11-17. SERVICED HYD SYSTEM IAW AMM 12-12-01. PERFORMED GROUND RUN UP AND LEAK CHECKED OK, NO LEAKS NOTED. OK FOR SERVICE.